#khung {
	margin: auto;
	width: 1000px;
}

#header {
	height: 300px;
	
	
}
#menu ul {
	list-style-type: none;
	padding: 0px;
	margin: 0px;
	
}
#menu ul li {
	display: inline;
}
#menu ul a {
	text-decoration: none;
	width: 100px;
	float: left;
	background: green;
	color: black;
	font-weight: bold;
	text-align: center;
	line-height: 30px;
	border-left: 1px solid #fff;
	
}

	


